Update app.py

app.py

@@ -160,7 +160,6 @@ async () => {
 """
 
 with gr.Blocks(css="style.css") as demo:
-    # these are hidden buttons that are used to trigger the canvas changes
     gr.HTML("""<div id="header_block">
       <img src="file=assets/title.png" alt="title" />
       <img src="file=assets/logos.png" alt="title" />
@@ -175,7 +174,7 @@ with gr.Blocks(css="style.css") as demo:
                 gr.HTML("""<img src="assets/drawCta.png" id="draw_cta" alt="draw here image" />
                     <button id="eraser" onclick="return DELETE_SKETCH_FUNCTION(this)">
                     <span id="eraser_icon"></span>
-                    </button>""")
+                    </button>""",elem_id="eraser_container")
             with gr.Group(elem_id="output_image_container", elem_classes="image_container"):
                 result = gr.Image(label="Result", height=440, width=440, elem_id="output_image", show_label=False, show_download_button=True)
         with gr.Row(elem_id="radio_row"):